Pure mathematics is in its way, the poetry of logical ideas.

I think, therefore I am.

Knowledge is of no value unless you put it into practice.

The greatest glory in loving lies not in never falling, but in rising every time we fall.

Work on your weaknesses until they are your strengths and work on your strengths until they are second nature.

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

The gift of imperfection - let go of who you think you're supposed to be and embrace who you are.

A hero is no braver than an ordinary man, but he is braver five minutes longer.

Try and do one thing each day that you would really rather not do.

Everything you want is on the other side of fear

Just stick with it, what seems hard now will one day be your warm up.

If you fail, next time fail better.

I can is 100 times more important than IQ.

The temptation to quit will be the greatest when you are about to succeed

Success is not final, failure is not fatal.  It is the courage to continue that counts.